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3. SEPTIC TANK/SUMP PREPARATION AND
REQUIREMENTS:
WARNING - ELECTRICAL PRECAUTIONS
A SEPTIC SUMP CONDITION MAY EXIST. Follow
proper OSHA safety precautions before entering
sump. DO NOT ENTER SUMP UNTIL THESE
PRECAUTIONS HAVE BEEN IMPLEMENTED.
Do not smoke or use sparkable electrical devices or
fl ame in a septic (gaseous) or possible septic sump.
Do not install pump in location classifi ed as hazardous
per National Electrical Code ANSI/NFPA 70 - 1990.
Refer to Fig. 3 and associated Table to select a basin size
or diameter and fl oat switch tether length that will allow a
suffi cient 'pumpable volume' to prevent short cycling.
Fig. 3
TYPICAL EFFLUENT OR SEWAGE
TANK / BASIN INSTALLATION
Automatic single phase 115 or 230 volt unit installation
Ground Fault Interrupter Protected Circuit, 115
and 230 volt confi guration to match your
pump 'Single Phase Only.' Locate minimum
of 4' above fl oor level. See separate instructions
for three phase models.
Switch cord piggyback
plug (automatic models only)
Pump Power
Cord
Check Valve
Tank/Basin size
See Table 1
Inlet
Must be at
least 24"
Relief
Hole
INSTALLATION
See WARNING notes on page 3 of this manual.
a) Ensure sump is gas-tight and properly vented in
accordance with national and local electrical and
plumbing codes.
b) Level bottom of sump. DO NOT SET PUMP DIRECTLY
ON BOTTOM OF SUMP IF IT IS NOT SOLID. Raise
the pump by using brick or concrete blocks beneath it.
c) Ensure sump is clean and free of nails, gravel, string,
cloth, or other debris before installing pump.
Ensure basin depth is suffi cient to allow for the ON/OFF
range of the switch.
Discharge
Tank Vent
Union
START
STOP
Pump
Effl uent
4
'Pumpable Volume'
START/STOP
(See page 5)
See separate instructions with switch
for mounting and operation. The free
length of cable must be at least 4" to
allow free movement of the fl oat.
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